<?php
include_once './UsbInterface.php';
class usbb implements UsbInterface
{
    public function writeCode($computer_model)
    {
        // 果真写代码！
        echo "usb-b:电脑 {$computer_model} 已开机，我正在疯狂写代码<br>";
    }

    public function paintWithMouse($computer_model)
    {
        // 鼠标画图
        echo "usb-b:电脑 {$computer_model} 已开机，我正在构建灵感美学<br>";
    }

    public function storageWithUDisk($computer_model)
    {
        // U 盘存储
        echo "usb-b:电脑 {$computer_model} 已开机，我用 U 盘存了...（不可描述）<br>";
    }

    public function isOld()
    {
        return false;
    }
}
